Table 1.

Numbers of sampled amphipod specimens at the different sampling sites at Lake Baikal and at waters in the close vicinity of Baikal (for G. lacustris). Refer to the map in Fig. 1 for the geographical locations of the sites

Sampling sites	Eulimnogammarus verrucosus	Eulimnogammarus vittatus	Eulimnogammarus cyaneus	Gammarus lacustris
Baikalsk	11	7	8
Baikalskoe	11		10
Bolshie Koty	31	9	19
Bolshoy Ushkaniy	11		10
Davsha	6
Kluevka			8
Kotelnikovskyi	10		3
Kultuk	12
Listvyanka	11	6	6
Maloe More	21		19
Olkhon	8
Onguryon, open Baikal	10		11
Pokoiniki	6		10
Port Baikal	10		11
Severobaikalsk	13		10
Solontsovyi	11		2
Svyatoy Nos	11		10
Ulan-Nur	3		8
Ust-Barguzin	6
Warnachka	9
Zavorotnaya	5		10
Lake 14				11
Nizhneangarsk				11
Onguryon, pond				10
Total number of sampled amphipods	216	22	155	32